1. If you have installed more than one Microsoft Office version, you can delete the ones that you don't use. To do this:
    1. Go to Settings in the Start Menu.



    2. Then, select Apps.



    3. Find and uninstall the Microsoft Office version, that you don't use.



  2. Go to Registry Editor and delete registry hives.

    1. Type in regedit in the Start menu and select Registry Editor.



    2. Delete the following registry hives: 

      For Windows х64

      HKEY_CLASSES_ROOT\Wow6432Node\TypeLib\{91493440-5A91-11CF-8700-00AA0060263B}

      HKEY_CLASSES_ROOT\TypeLib\{91493440-5A91-11CF-8700-00AA0060263B}

      HKEY_LOCAL_MACHINE\SOFTWARE\Classes\WOW6432Node\TypeLib\{2DF8D04C-5BFA-101B-BDE5-00AA0044DE52}

      HKEY_LOCAL_MACHINE\SOFTWARE\Classes\TypeLib\{2DF8D04C-5BFA-101B-BDE5-00AA0044DE52}

      For Windows х32

      HKEY_CLASSES_ROOT\TypeLib\{91493440-5A91-11CF-8700-00AA0060263B}

      HKEY_LOCAL_MACHINE\SOFTWARE\Classes\TypeLib\{2DF8D04C-5BFA-101B-BDE5-00AA0044DE52}

  3. Repair your Microsoft Office app. To do this, select Office and click on Advanced options.



    Click Repair.


     If you still can't install iSpring Suite, contact support.